28733802

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 58544640

約数和(自身を除く): 29810838

約数列:

[1, 2, 3, 6, 131, 139, 262, 263, 278, 393, 417, 526, 786, 789, 834, 1578, 18209, 34453, 36418, 36557, 54627, 68906, 73114, 103359, 109254, 109671, 206718, 219342, 4788967, 9577934, 14366901, 28733802]

約数ペア:

[(1, 28733802), (2, 14366901), (3, 9577934), (6, 4788967), (131, 219342), (139, 206718), (262, 109671), (263, 109254), (278, 103359), (393, 73114), (417, 68906), (526, 54627), (786, 36557), (789, 36418), (834, 34453), (1578, 18209)]